Radeon HD 6790 vs Radeon Pro V340 MxGPU

If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon Pro V340 MxGPU, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6790 stacks up against Radeon Pro V340 MxGPU, check out specs charts below.
Radeon Pro V340 MxGPU

Main Specs

  Radeon HD 6790 Radeon Pro V340 MxGPU
Power consumption (TDP) 150 Watt 300 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin 2x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 1 GB 16 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Radeon Pro V340 MxGPU has 100% more power consumption, than Radeon HD 6790.
  • Radeon HD 6790 is connected by PCIe 2.0 x16, and Radeon Pro V340 MxGPU uses PCIe 3.0 x16 interface.
  • Radeon Pro V340 MxGPU has 15 GB more memory, than Radeon HD 6790.
  • Both cards are used in Desktops.
  • Radeon HD 6790 is build with Terascale 2 architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon Pro V340 MxGPU is 160 MHz higher, than Radeon HD 6790.
  • Radeon HD 6790 is manufactured by 40 nm process technology, and Radeon Pro V340 MxGPU - by 14 nm process technology.
  • Radeon Pro V340 MxGPU is 69 mm longer, than Radeon HD 6790.
  • Memory clock speed of Radeon Pro V340 MxGPU is 950 MHz higher, than Radeon HD 6790.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 18−20 30−33
medium / 1080p 9−10 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 80% more, than Radeon HD 6790.

Full Specs

  Radeon HD 6790 Radeon Pro V340 MxGPU
Architecture Terascale 2 GCN 5.0
Code name Barts Vega 10
Type Desktop Workstation
Release date 4 April 2011 26 August 2018
Pipelines 800 3584
Core clock speed 840 MHz 1000 MHz
Boost Clock 1500 MHz
Transistor count 1,700 million 12,500 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 33.60 336.0
Floating-point performance 1,344.0 gflops
Length 198 mm 267 mm
Memory bus width 256 Bit 2048 Bit
Memory clock speed 1050 MHz 2000 MHz
Memory bandwidth 134.4 GB/s 512.0 GB/s
DirectX 11.2 (11_0) 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.1.125
Bitcoin / BTC (SHA256) 122 Mh/s
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